Home / 349,476,470.40-524,214,705.60-155,387,510.40

Finding the Fourth Proportional to 349,476,470.40, 524,214,705.60 and 155,387,510.40

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Solution

The fourth proportional to 349,476,470.40, 524,214,705.60 and 155,387,510.40 is: 233,081,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,476,470.40 : 524,214,705.60 = 155,387,510.40 : x
  2. Step 2: Convert to fraction form
    349,476,470.40/524,214,705.60 = 155,387,510.40/x
  3. Step 3: Cross multiply
    349,476,470.40x = 524,214,705.60 × 155,387,510.40
  4. Step 4: Simplify right side
    349,476,470.40x = 81,456,418,018,252,944
  5. Step 5: Solve for x
    x = 81,456,418,018,252,944/349,476,470.40
  6. Step 6: Final answer
    x = 233,081,265.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.